نتایج جستجو برای: smear positivity
تعداد نتایج: 33526 فیلتر نتایج به سال:
BACKGROUND A major challenge faced by countries with a high burden of tuberculosis (TB) is early detection especially in individuals with paucibacillary disease which is common in HIV endemic settings. Remarkable efforts have been made globally to accelerate the development and expansion of new diagnostic technologies that allow better and earlier diagnosis of active tuberculosis particularly d...
The study was aimed to investigate the diagnostic differences between male and female patients in pulmonary tuberculosis in a tertiary 660 bedded Educational Respiratory Medicine Hospital, Istanbul, Turkey. A retrospective study was conducted with the new diagnosed, 50 men and 50 female pulmonary tuberculous patients. Age, symptoms, personal history, radiologic and sputum smear findings were co...
This study was carried out to determine the rate of agreement or disagreement of microscopy reading and culture positivity rate among smear positixe and negative specimens between peripheral tuberculosis diagnostic centres (PDCs) and Central Reference luberculosis laboratory (CTRL). In this study 13 PDCs in Dar es Salaam, Tanzania were involved. Lot Quality Assurance Sampling (LQAS) method was ...
Objective: Rapid diagnosis of genital tuberculosis (GTB) is essential as it is an important cause of infertility among women. Diagnosis can be done by imaging techniques, direct visualization by endoscopy, serology, histopathology, culture and polymerase chain reaction (PCR) tests. Laparoscopy detects macroscopic changes only; histology is only suggestive and not confirmatory unless acid fast b...
IS IT REALLY NECESSARY TO PERFORM COLPOSCOPY IN PATIENTS WITH ASCUS AND HR HPV POSITIVITY? INTRODUCTION: Papanicolaou (Pap) smear is a very important screening method for detection of cervİcal cancer or cell changes that can lead to it. Atypical squamous cells undetermined significance (ASCUS) the most common abnormality seen among all cervical cytologies with percentage 4-5% . Human papillomav...
BACKGROUND In 2007 WHO issued a guideline to improve the diagnosis of smear-negative and extrapulmonary tuberculosis (EPTB) in HIV-positive patients. This guideline relies heavily on the acceptance of HIV-testing and availability of chest X-rays. METHODS AND FINDINGS Cohort study of TB suspects in four tuberculosis (TB) clinics in Phnom Penh, Cambodia. We assessed the operational performance ...
OBJECTIVE To determine the accuracy of Ziehl-Neelsen microscopy in the diagnosis of TB in setings of high HIV prevalence. DESIGN Cross-sectional descriptive study. SETTING Hospitals serving areas of high human immunodeficiency virus prevalence in western Kenya. The study was conducted between September 2007 and September 2009. RESULTS In total, 341/872(39.1%) of the TB suspects were posit...
Objective. To describe the yield of smear-microscopy and radiological findings by male and female patients with symptoms of tuberculosis in Abuja, Nigeria. Methods. Patients ≥15 years old with cough for >3 weeks submitted 3 sputum samples for smear microscopy. One specimen was cultured using MGIT-960. All patients had lung X-rays and screened for HIV. Results. were more likely to be smear-posit...
BACKGROUND Tuberculosis (TB) causes 1.45 million deaths annually world wide, the majority of which occur in the developing world. Active TB disease represents immune failure to control latent infection from airborne spread. Acid-fast bacillus (AFB) seen on sputum smear is a biomarker for contagiousness. METHODS We enrolled 73 tuberculosis patients with extensive infiltrates into a research st...
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